<!DOCTYPE html>
<html lang="zh">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="shortcut icon" type="image/x-icon" href="https://www.trtst.com/favicon.ico">
    <title>贪吃蛇</title>
</head>
<body>
    <div id="main">
        <div id="stage">
            <div id="snake"></div>
            <div id="food">
                <span></span>
                <span></span>
                <span></span>
                <span></span>
            </div>
            <div id="over">GAME OVER</div>
        </div>
        <div id="score-panel">
            <div>
                Score: <span id="score">0</span>
            </div>
            <div>
                <span id="btn">开始游戏</span>
            </div>
            <div>
                Level: <span id="level">1</span>
            </div>
        </div>
    </div>
</body>
</html>